CN102875981A - Micro-crystal muscovite/polybutylene terephthalate composite material - Google Patents
Micro-crystal muscovite/polybutylene terephthalate composite material Download PDFInfo
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- CN102875981A CN102875981A CN2012103772480A CN201210377248A CN102875981A CN 102875981 A CN102875981 A CN 102875981A CN 2012103772480 A CN2012103772480 A CN 2012103772480A CN 201210377248 A CN201210377248 A CN 201210377248A CN 102875981 A CN102875981 A CN 102875981A
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Abstract
The invention belongs to the technical field of high-polymer materials, and relates to a micro-crystal muscovite/polybutylene terephthalate composite material and a preparation method thereof. The composite material comprises, by weight, 100 parts of polybutylene terephthalate, 1-100 parts of micro-crystal muscovite and 0-50 parts of additives. Compared with a common crystal muscovite/polybutylene terephthalate composite material, the micro-crystal muscovite/polybutylene terephthalate composite material has better tensile property, bending property and impact property, lower shrinkage percentage, lower cost and higher glossiness. Compared with a talcum powder/polybutylene terephthalate composite material, the micro-crystal muscovite/polybutylene terephthalate composite material has higher thermal deformation temperature, high thermal resistance and lower shrinkage percentage.
Description
Technical field
The invention belongs to technical field of polymer materials, be specifically related to a kind of microcrystal muscovite/polybutylene terephthalate matrix material.
Background technology
Polybutylene terephthalate is a kind of widely used thermoplastic engineering plastic, has good thermotolerance, resistance to fatigue, toughness, and self-lubricating property is good, and frictional coefficient is low, still can keep preferably performance in a humid environment.Weak point is that molding shrinkage is large, heat-drawn wire is low.Talcum powder can improve the heat-drawn wire of polybutylene terephthalate, reduces its shrinking percentage, but the improvement amplitude is less; The common white mica than talcum powder can better improve polybutylene terephthalate heat-drawn wire, reduce its shrinking percentage, but because common white mica whiteness is lower, gained product gray, and glossiness is low.
Summary of the invention
The object of the invention is to provides a kind of microcrystal muscovite/polybutylene terephthalate matrix material and preparation method thereof for the defective of prior art.
Microcrystal muscovite of the present invention/polybutylene terephthalate matrix material is characterized in that: the component by following weight part is made:
100 parts of polybutylene terephthalates; Microcrystal muscovite 1-100 part; Auxiliary agent 0-50 part; Described auxiliary agent is selected from least a in oxidation inhibitor, lubricant, toughner, the coupling agent.
Be preferably, each composition weight consists of: 100 parts of polybutylene terephthalates; Microcrystal muscovite 10-60 part; Auxiliary agent 10-30 part;
As preferably, the microcrystal muscovite particle diameter is the 325-1250 order.
Described auxiliary agent is selected from least a in oxidation inhibitor, lubricant, toughner, the coupling agent.
Described oxidation inhibitor is selected from three (2.4-di-tert-butyl-phenyl) phosphorous acid ester, four (β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid) pentaerythritol ester or N, N-is two-at least a in (3-(3,5-di-tert-butyl-hydroxy phenyl) propionyl) hexanediamine;
Described lubricant is selected from one or more in whiteruss, stearic acid, the silicone oil; Be preferably whiteruss.
Described toughner is selected from one or more in ethylene-octene copolymer-grafted-maleic, terpolymer EP rubber, the ethylene-octene copolymer elastomer; Be preferably terpolymer EP rubber, ethylene-octene copolymer-grafted-maleic.
Described coupling agent is selected from one or more in silane coupling agent, titanate coupling agent, the aluminate coupling agent; Be preferably silane coupling agent; More preferably, 3-aminopropyl triethoxysilane.
Another object of the present invention provides a kind of preparation method of microcrystal muscovite/polybutylene terephthalate: take by weighing 100 parts of polybutylene terephthalates, 1-100 part microcrystal muscovite, 0-50 part auxiliary agent, in high-speed mixer, mixed 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention.
Be preferably: take by weighing 100 parts of polybutylene terephthalates, 10-60 part microcrystal muscovite, 10-30 part auxiliary agent mixed 3 minutes in high-speed mixer, and the material extruding pelletization in twin screw extruder with mixing can obtain product of the present invention.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention.
Compared with prior art, the present invention has following beneficial effect:
1, compares with common white mica/polybutylene terephthalate matrix material, microcrystal muscovite/polybutylene terephthalate Tensile Properties of Composites, bending property, impact property are better, and shrinking percentage is lower, and cost is lower, whiteness is higher, and glossiness is higher.
2, compare with talcum powder/polybutylene terephthalate matrix material, microcrystal muscovite/polybutylene terephthalate matrix material heat-drawn wire is higher, and thermotolerance is better.
Embodiment
Describe the present invention in detail below in conjunction with each embodiment.If no special instructions, umber is weight part described in each embodiment.
Some starting material and feature thereof used in the specific implementation process see attached list 1.
Subordinate list 1 starting material and source table look-up thereof
| Title | Be called for short | Model | Supplier |
| Talcum powder | -- | 600 orders | Quanzhou Xu Feng powder raw material company limited |
| The common white mica | -- | 600 orders | The Xuzhou inferior powder of gold company limited |
| Microcrystal muscovite | -- | 600 orders | Sichuan prosperous torch mining industry company limited |
| Polybutylene terephthalate | PBT | 1100-211M | Changchun chemical industry company limited |
| Terpolymer EP rubber | EPDM | 4505 | Imperial or royal seal Industrial Co., Ltd. continues in Shanghai |
| Ethylene-octene copolymer-grafted-maleic | POE-g-MAH | -- | The outstanding Industrial Co., Ltd. of Shanghai Xiang |
| The ethylene-octene copolymer elastomer | POE | -- | The outstanding Industrial Co., Ltd. of Shanghai Xiang |
| Three (2.4-di-tert-butyl-phenyl) phosphorous acid ester | Anti-168 | 168 | The large chemical industry company limited in sea, Qingdao City |
| N, N-pair-(3-(3,5-di-tert-butyl-hydroxy phenyl) propionyl) hexanediamine | Anti-1098 | 1098 | Tianjin Xin Lifeng development in science and technology company limited |
| Four (β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid) pentaerythritol ester | Anti-1010 | 1010 | Tianjin Xin Lifeng development in science and technology company limited |
| Silane coupling agent | KH550 | ? | Nanjing dawn chemical industry company limited |
| Whiteruss | -- | -- | Connection Oil Co., Ltd in Hainan in the Maoming City |
| Silicone oil | -- | -- | Beijing refined scholar's Clariant petrochemical complex company limited |
| Stearic acid | -- | -- | The general chemical International Trading Company Ltd in road, Qingdao |
Embodiment 1
Take by weighing 100 parts of PBT, 10 parts of microcrystal muscovites, 2 parts of anti-1010,2 parts of anti-168,5 parts of POE-g-MAH, 1 part of lubricant silicone oil mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, and 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention, and the performance test results sees Table 2.
Comparative Examples 1-1
Take by weighing 100 parts of PBT, 10 parts of common white micas, 2 parts of anti-1010,2 parts of anti-168,5 parts of POE-g-MAH, 1 part of lubricant silicone oil mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, and 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention, and the performance test results sees Table 2.
Comparative Examples 1-2
Take by weighing 100 parts of PBT, 10 parts of talcum powder, 2 parts of anti-1010,2 parts of anti-168,5 parts of POE-g-MAH, 1 part of lubricant silicone oil mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, and 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention, and the performance test results sees Table 2.
Embodiment 2
Take by weighing 100 parts of PBT, 30 parts of microcrystal muscovites, 2 parts anti-1098,2 parts of anti-168,10 parts of POE-g-MAH, 3 parts of lubricant stearic acids, 3 parts of Silane coupling agent KH550s mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, and 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention, and the performance test results sees Table 2.
Comparative Examples 2-1
Take by weighing 100 parts of PBT, 30 parts of common white micas, 2 parts anti-1098,2 parts of anti-168,10 parts of POE-g-MAH, 3 parts of lubricant stearic acids, 3 parts of Silane coupling agent KH550s mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, and 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention, and the performance test results sees Table 2.
Comparative Examples 2-2
Take by weighing 100 parts of PBT, 30 parts of talcum powder, 2 parts of anti-1098,2 parts of anti-168,10 parts of POE-g-MAH, 3 parts of lubricant whiterusss, 3 parts of Silane coupling agent KH550s mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, and 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention, and the performance test results sees Table 2.
Embodiment 3
Take by weighing 100 parts of PBT, 60 parts of microcrystal muscovites, 3 parts anti-1010,3 parts of anti-1098,15 parts of terpolymer EP rubbers, 3 parts of lubricant whiterusss, 6 parts of Silane coupling agent KH550s mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, and 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention, and the performance test results sees Table 2.
Comparative Examples 3-1
Take by weighing 100 parts of PBT, 60 parts of common white micas, 3 parts anti-1010,3 parts of anti-1098,15 parts of terpolymer EP rubbers, 3 parts of lubricant whiterusss, 6 parts of Silane coupling agent KH550s mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, and 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention, and the performance test results sees Table 2.
Comparative Examples 3-2
Take by weighing 100 parts of PBT, 60 parts of talcum powder, 3 parts anti-1010,3 parts of anti-1098,15 parts of terpolymer EP rubbers, 3 parts of lubricant stearic acids, 6 parts of Silane coupling agent KH550s mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, and 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention, and the performance test results sees Table 2.
Embodiment 4
Take by weighing 100 parts of PBT, 10 parts of microcrystal muscovites mixed 3 minutes in high-speed mixer, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention.
Embodiment 5
Take by weighing 100 parts of PBT, 50 parts of microcrystal muscovites, 4 parts of anti-1010,7 parts of POE-g-MAH mixed 3 minutes in high-speed mixer, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention.
Embodiment 6
Take by weighing 100 parts of PBT, 50 parts of microcrystal muscovites, 2 parts of anti-1010,3 parts of anti-168,7 parts of POE, 2 parts of lubricant stearic acids, 3 parts of lubricant silicone oil mixed in high-speed mixer 3 minutes, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention.
Embodiment 7
Take by weighing 100 parts of PBT, 80 parts of microcrystal muscovites, 2 parts anti-1010,4 parts anti-168,2 parts anti-1098,20 parts of terpolymer EP rubbers, 10 parts of POE, 4 parts of lubricant stearic acids, 4 parts of lubricant silicone oil, 2 parts of Silane coupling agent KH550s mixed 3 minutes in high-speed mixer, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention.
Embodiment 8
Take by weighing 100 parts of PBT, 50 parts of microcrystal muscovites, 4 parts of anti-1010,7 parts of POE-g-MAH mixed 3 minutes in high-speed mixer, with the material extruding pelletization in twin screw extruder that mixes.
Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, 250 ℃ of heads after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention.
Table 2 mechanical experimental results (testing standard ASTM)
As can be seen from Table 2: though loading level what, the tensile strength of microcrystal muscovite/polybutylene terephthalate matrix material, flexural strength, modulus in flexure, simply supported beam unnotched impact strength all are higher than common white mica/polybutylene terephthalate matrix material; The heat-drawn wire of microcrystal muscovite/polybutylene terephthalate matrix material is far above talcum powder/polybutylene terephthalate matrix material.In addition, the shrinking percentage of microcrystal muscovite/polybutylene terephthalate matrix material is lower than common white mica/polybutylene terephthalate matrix material, talcum powder/polybutylene terephthalate matrix material.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the invention is not restricted to the embodiment here, those skilled in the art are according to announcement of the present invention, and not breaking away from the improvement that category of the present invention makes and revise all should be within protection scope of the present invention.
Claims (10)
1. microcrystal muscovite/polybutylene terephthalate matrix material, it is characterized in that: the component by following weight part is made:
100 parts of polybutylene terephthalates
Microcrystal muscovite 1-100 part
Auxiliary agent 0-50 part.
2. microcrystal muscovite/polybutylene terephthalate matrix material as claimed in claim 1, it is characterized in that: each composition weight consists of:
100 parts of polybutylene terephthalates
Microcrystal muscovite 10-60 part
Auxiliary agent 10-30 part
Wherein the microcrystal muscovite particle diameter is the 325-1250 order.
3. microcrystal muscovite/polybutylene terephthalate matrix material as claimed in claim 1 or 2 is characterized in that: described auxiliary agent is selected from least a in oxidation inhibitor, lubricant, toughner, the coupling agent.
4. microcrystal muscovite as claimed in claim 3/polybutylene terephthalate matrix material; it is characterized in that: described oxidation inhibitor is selected from three (2.4-di-tert-butyl-phenyl) phosphorous acid ester, four (β-(3; the 5-di-tert-butyl-hydroxy phenyl) propionic acid) pentaerythritol ester and N; N-is two-at least a in (3-(3,5-di-tert-butyl-hydroxy phenyl) propionyl) hexanediamine.
5. microcrystal muscovite as claimed in claim 3/polybutylene terephthalate matrix material is characterized in that: described lubricant is selected from least a in whiteruss, silicone oil, the stearic acid.
6. microcrystal muscovite as claimed in claim 3/polybutylene terephthalate matrix material is characterized in that: described toughner is selected from least a in maleic anhydride inoculated polypropylene, maleic anhydride grafted polyethylene, terpolymer EP rubber, ethylene-octene copolymer-grafted-maleic, the ethylene-octene copolymer elastomer.
7. microcrystal muscovite as claimed in claim 3/polybutylene terephthalate matrix material is characterized in that: described coupling agent is selected from least a in silane coupling agent, titanate coupling agent, the aluminate coupling agent.
8. microcrystal muscovite as claimed in claim 7/polybutylene terephthalate matrix material, it is characterized in that: described coupling agent is silane coupling agent.
9. microcrystal muscovite as claimed in claim 8/polybutylene terephthalate matrix material is characterized in that, described silane coupling agent is the 3-aminopropyl triethoxysilane.
10. the described microcrystal muscovite of claim 1/polybutylene terephthalate composite manufacture method, it is characterized in that: take by weighing by weight polybutylene terephthalate, microcrystal muscovite and auxiliary agent, in high-speed mixer, mixed 3 minutes, with the material extruding pelletization in twin screw extruder that mixes, after material is extruded, through water-cooled, pelletizing, namely obtain product of the present invention; Extruder temperature is set to: 200 ℃ in I district, 220 ℃ in II district, 230 ℃ in III district, 240 ℃ in IV district, 245 ℃ in V district, 250 ℃ in VI district, 250 ℃ of heads.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104974414A (en) * | 2014-04-04 | 2015-10-14 | 贵州理工学院 | Composite material of high-content mica and polypropylene and preparation method of composite material |
| CN106479139A (en) * | 2016-10-21 | 2017-03-08 | 安徽江淮汽车集团股份有限公司 | A kind of PBT composite and preparation method thereof |
| CN107245211A (en) * | 2017-07-18 | 2017-10-13 | 成都新柯力化工科技有限公司 | A kind of Anti-scratching blast plastic matrix and preparation method |
| CN111534059A (en) * | 2020-05-19 | 2020-08-14 | 苏州市新广益电子有限公司 | High-temperature-resistant PBT (polybutylene terephthalate) aroma-preserving lunch box capable of being used in microwave oven |
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| CN1618884A (en) * | 2004-10-11 | 2005-05-25 | 成都理工大学 | Aluminate surface modified microcrystal white mica active filler and its preparation method |
| CN1752154A (en) * | 2005-09-15 | 2006-03-29 | 成都理工大学 | Amine silane surface modified micro crystal isinglass active filler and its preparation method |
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| JPH028052A (en) * | 1988-06-27 | 1990-01-11 | Kuraray Co Ltd | Polyester resin sheet-shaped body |
| CN1580135A (en) * | 2004-02-05 | 2005-02-16 | 成都理工大学 | Preparation method of titanate KR-38S surface modified microcrystalline muscovite active filler |
| CN1618884A (en) * | 2004-10-11 | 2005-05-25 | 成都理工大学 | Aluminate surface modified microcrystal white mica active filler and its preparation method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104974414A (en) * | 2014-04-04 | 2015-10-14 | 贵州理工学院 | Composite material of high-content mica and polypropylene and preparation method of composite material |
| CN106479139A (en) * | 2016-10-21 | 2017-03-08 | 安徽江淮汽车集团股份有限公司 | A kind of PBT composite and preparation method thereof |
| CN107245211A (en) * | 2017-07-18 | 2017-10-13 | 成都新柯力化工科技有限公司 | A kind of Anti-scratching blast plastic matrix and preparation method |
| CN111534059A (en) * | 2020-05-19 | 2020-08-14 | 苏州市新广益电子有限公司 | High-temperature-resistant PBT (polybutylene terephthalate) aroma-preserving lunch box capable of being used in microwave oven |
| CN111534059B (en) * | 2020-05-19 | 2023-01-13 | 苏州市新广益电子股份有限公司 | High temperature resistant PBT (polybutylene terephthalate) aroma-preserving lunch box capable of being used in microwave oven |
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